﻿<!DOCTYPE html>
<HTML>
<HEAD>
  <TITLE> ZTREE DEMO - Hide Ordinary Node</TITLE>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
  <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
  <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
  <!--<script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>-->
  <script type="text/javascript" src="../../../js/jquery.ztree.exhide-3.5.js"></script>
  <SCRIPT type="text/javascript">
    <!--
    var setting = {
      data: {
        key: {
          title: "title"
        },
        simpleData: {
          enable: true
        }
      }
    };

    var zNodes = [
      { id: 1, pId: 0, name: "父节点1", title: "", open: true },
      { id: 11, pId: 1, name: "父节点11", title: "" },
      { id: 111, pId: 11, name: "叶子节点111", title: "", isHidden: true },
      { id: 112, pId: 11, name: "叶子节点112", title: "" },
      { id: 113, pId: 11, name: "叶子节点113", title: "" },
      { id: 12, pId: 1, name: "父节点12", title: "", isHidden: true },
      { id: 121, pId: 12, name: "叶子节点121", title: "" },
      { id: 122, pId: 12, name: "叶子节点122", title: "", isHidden: true },
      { id: 123, pId: 12, name: "叶子节点123", title: "" },
      { id: 2, pId: 0, name: "父节点2", title: "" },
      { id: 21, pId: 2, name: "父节点21", title: "", isHidden: true },
      { id: 211, pId: 21, name: "叶子节点211", title: "" },
      { id: 212, pId: 21, name: "叶子节点212", title: "" },
      { id: 213, pId: 21, name: "叶子节点213", title: "" },
      { id: 22, pId: 2, name: "父节点22", title: "" },
      { id: 221, pId: 22, name: "叶子节点221", title: "" },
      { id: 222, pId: 22, name: "叶子节点222", title: "" },
      { id: 223, pId: 22, name: "叶子节点223", title: "" }
    ];

    function setTitle(node) {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      var nodes = node ? [node] : zTree.transformToArray(zTree.getNodes());
      for (var i = 0, l = nodes.length; i < l; i++) {
        var n = nodes[i];
        n.title = "[" + n.id + "] isFirstNode = " + n.isFirstNode + ", isLastNode = " + n.isLastNode;
        zTree.updateNode(n);
      }
    }

    function count() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        hiddenCount = zTree.getNodesByParam("isHidden", true).length;
      $("#hiddenCount").text(hiddenCount);
    }

    function showNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getNodesByParam("isHidden", true);
      zTree.showNodes(nodes);
      setTitle();
      count();
    }

    function hideNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getSelectedNodes();
      if (nodes.length == 0) {
        alert("请至少选择一个节点");
        return;
      }
      zTree.hideNodes(nodes);
      setTitle();
      count();
    }

    $(document).ready(function() {
      $.fn.zTree.init($("#treeDemo"), setting, zNodes);
      $("#hideNodesBtn").bind("click", { type: "rename" }, hideNodes);
      $("#showNodesBtn").bind("click", { type: "icon" }, showNodes);
      setTitle();
      count();
    });
    //-->
  </SCRIPT>
</HEAD>

<BODY>
<h1>隐藏普通节点</h1>
<h6>[ 文件路径: exhide/common.html ]</h6>
<div class="content_wrap">
  <div class="zTreeDemoBackground left">
    <ul id="treeDemo" class="ztree"></ul>
  </div>
  <div class="right">
    <ul class="info">
      <li class="title">
        <h2>1、setting 配置信息说明</h2>
        <ul class="list">
          <li>使用此功能，无需设置任何参数</li>
        </ul>
      </li>
      <li class="title">
        <h2>2、treeNode 节点数据说明</h2>
        <ul class="list">
          <li class="highlight_red">初始化时，设置 treeNode.isHidden = true; 可以让节点隐藏</li>
          <li>
            <p>
              隐藏、显示节点，看看树的变化：<br/><br/>
              试试看：[ <a id="hideNodesBtn" href="#" onclick="return false;">隐藏选中的节点</a> ]
              &nbsp;&nbsp;&nbsp;&nbsp;[ <a id="showNodesBtn" href="#" onclick="return false;">显示全部被隐藏的节点</a> ]<br/><br/>
              <ul id="log" class="log" style="height: 65px;">
                <li>isHidden = true 的节点共 <span id="hiddenCount" class="highlight_red"></span> 个</li>
                <li>隐藏节点后，可以看看仍显示节点的 isFirstNode 和 isLastNode 属性</li>
              </ul>
            </p>
          </li>
        </ul>
      </li>
      <li class="title">
        <h2>3、其他说明</h2>
        <ul class="list">
          <li>隐藏节点操作，会影响 isFirstNode 和 isLastNode 属性，但是对于 getPreNode() 和 getNextNode() 方法无影响</li>
        </ul>
      </li>
    </ul>
  </div>
</div>
</BODY>
</HTML>